The breast doesn't contain muscles. Breast tissue is located on top of the muscles on the chest wall. Blood vessels and lymphatic vessels (a procedure of vessels that drains fluid) can be found all through the breast. About two several years after the onset of puberty (a woman's initially menstrual https://grok.com/share/c2hhcmQtMw%3D%3D_21b4ddf4-c274-418a-a078-c9d2af4898ff